CN201326381Y - Top docking type oil rig derrick - Google Patents

Top docking type oil rig derrick Download PDF

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Publication number
CN201326381Y
CN201326381Y CNU2008202388149U CN200820238814U CN201326381Y CN 201326381 Y CN201326381 Y CN 201326381Y CN U2008202388149 U CNU2008202388149 U CN U2008202388149U CN 200820238814 U CN200820238814 U CN 200820238814U CN 201326381 Y CN201326381 Y CN 201326381Y
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CN
China
Prior art keywords
epimere
stage casing
derrick
hydraulic cylinder
hypomere
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Expired - Fee Related
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CNU2008202388149U
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Chinese (zh)
Inventor
何军国
张勇
余利军
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RG Petro Machinery Group Co Ltd
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RG Petro Machinery Group Co Ltd
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Priority to CNU2008202388149U priority Critical patent/CN201326381Y/en
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Publication of CN201326381Y publication Critical patent/CN201326381Y/en
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Abstract

The utility model relates to a top docking type oil rig derrick, which comprises a crown block, an upper section, a plurality of middle sections, a lower section, an upper section telescoping mechanism, a middle section moving and limiting device, a lifting transporting device arranged on a maintenance rig of the crown block and a two-layer work table; the upper section, the middle sections and the lower section respectively adopt a straight truss structure with a front opening, which is formed by welding four upright columns, a plurality of inclined braces, cross beams and cross braces; the lower section, the middle sections and the upper section adopt the upright columns, the heads and the tails of which are aligned; the end faces of the upright columns are directly contacted with each other; and the upright columns are connected with each other by pin shafts or bolts through connecting sleeves or connecting base plates which are positioned at the lateral surface of the upright columns. Through the upper section telescoping mechanism, the middle section moving and limiting device and the lifting transporting device, the top parts of various derrick sections are docked by the bolts. The utility model has the characteristics that the telescoping force is small and unchanged when carrying docking installation; the lifting weight is light; each section is independently used for transportation; the transportation length is short; and the docking height is adjustable. The oil rig derrick is particularly applicable to well sites with rigid installing planar space, or low module weight requirements or bad transporting conditions.

Description

Top dock oil-well rig boring tower
Technical field
The utility model relates to the oil brill and repaiies equipment technical field, specifically is a kind of top dock oil-well rig boring tower.
Background technology
In the known technology, oil-well rig boring tower has integral lifting formula K shape derrick, though good operating stability, well head is open, but it is very big to play lift, and the lift that rises of 4000m to 9000m derrick commonly used reaches 80 tons to 300 tons, works risk height when putting derrick, and derrick height is non-adjustable during work, and size is bigger during transportation.
In the known technology, a kind ofly be used for the derrick that oil bores the equipment of repairing, the patent No.: ZL 00203939.7 adopts upright, no guy wire, open front, more piece modular construction.It is described to press the utility model patent manual, and it is connected in sequence by several derrick segmentations, comprises superposed epimere, is arranged in the hypomere of bottom, the some segment units that are positioned at the middle part and derrick conventional indispensable facility such as overhead traveling crane, two layers of workbench etc.When derrick is installed in the well site, epimere with derrick is sleeved in the hypomere earlier, utilizing rig (workover rig) to carry epimere and the hypomere that winch or other hydraulic means will be sleeved on together pulls out epimere after erecting, manipulation is contained in the support of the load carrier realization of derrick hypomere to epimere, pass through open front place of hypomere then, segment unit in one erect place hypomere inside center position, utilize conventional mechanical or hydraulic way that middle segment unit is risen, be connected with epimere.After connection was finished, the disengagement bearing pins was carried out stage casing and epimere and is promoted, and after putting in place, handles load carrier work, realized segment unit connection in the first segment is finished in epimere and stage casing support.Same quadrat method can be carried out the connection of segment unit in other.The dismounting of derrick realizes according to the reverse order of described mounting method.The derrick upper body is sleeved on transportation or transportation separately in the derrick lower body during transportation, and body transports separately in the derrick.This upright, no guy wire, open front, more piece assembly type derrick is compared with the derrick in other known technology, A shape derrick has the advantage that installation is time saving and energy saving, installing space is little, movement length is little, with mast shape derrick compare need not use guy wire keep stability, thereby has a certain advance, but the suit section of this derrick and load carrier need bear all epimeres and stage casing derrick own wt and whole drilling well load, promptly need special load carrier.This derrick is owing to adopt segmented mode in the butt joint of bottom, and epimere is with all flexible structures in stage casing to connecting, thereby contractility is very big, security incident appears in telescoping mechanism easily, and during as big load, flexible wire rope is prone to serious crowded flat, or fracture of wire, even disconnected burst phenomenon.
Summary of the invention
The purpose of this utility model provides a kind of top dock oil-well rig boring tower, have butt joint when installing flexible strength little and constant, do not need derrick to rise between emptying, lifting is in light weight, each section transports separately, movement length is little, dock adjustable for height characteristics.
The technical solution of the utility model is:
A kind of top dock oil-well rig boring tower, comprise overhead traveling crane, epimere, some stage casings, hypomere, two layers of workbench, working stand, standpipe, epimere, some stage casings, hypomere all adopt upright, the open front trussed construction that is welded into by four columns and some diagonal braces, crossbeam, stull, overhead traveling crane is fixedly connected on epimere top, have the overhead traveling crane maintenance rig on the overhead traveling crane, it is characterized in that:
Described hypomere, some stage casings, epimere adopt column to align from beginning to end successively, and the column end face directly contacts and passes through the adapter sleeve of column side or connect seat board and connects with bearing pin or bolt;
Described epimere is made of body, leading truck, two operating desks, 4 every group some groups of directive wheels, body is sleeved in the leading truck and is positioned at leading truck top, body and leading truck link into an integrated entity, form a compound frame with inside and outside double-layer structure, two operating desks are connected on the peripheral certain altitude of the leading truck position one on the other, some groups of directive wheels are installed in four jiaos of leading truck bottoms at interval with certain altitude, and the installation direction of directive wheel is that wheel face blocks stage casing or the outer incline of hypomere column;
Also comprise some cover epimere telescoping mechanisms, the epimere telescoping mechanism is made up of a upright telescopic hydraulic cylinder, horizontal tie-beam, supporting hook, the swing arm hydraulic cylinder that is welded on each stage casing and the hypomere, the telescopic hydraulic cylinder upper end is hinged with epimere, fixedly connected with tie-beam in the telescopic hydraulic cylinder lower end, the position of tie-beam is corresponding with supporting hook, tie-beam is snapped in the supporting hook, and swing arm hydraulic cylinder one end is hinged on the epimere, and the other end is hinged on the telescopic hydraulic cylinder cylinder barrel;
Comprise that also move in the stage casing and stopping means, move in the stage casing and stopping means comprises the four rolling frame, by two side rails, guide rail afterbody baffle plate, some diagonal braces, the guide rail bracket that stull connects and composes, described guide rail bracket level is connected on the suitable height and position of leading truck of epimere, the guide rail bracket rear end is protruding, described turning rolls has support body, roller, roller is installed on the support body by rotating shaft, has hook on the support body, also has a yoke on the support body, has pin-and-hole on the jaw of yoke, in the adapter sleeve of the column bottom sides in hook insertion stage casing, change then in 90 ° of crossbeams that yoke are pressed into the stage casing, safety pin inserts and is connected bottom the column of realizing turning rolls and stage casing in the pin-and-hole of yoke jaw;
Also comprise the lifting board migration device that is installed on the overhead traveling crane maintenance rig.
The epimere telescoping mechanism of described top dock oil-well rig boring tower is a cover, is arranged on the back side of epimere.
The epimere telescoping mechanism of described top dock oil-well rig boring tower is two covers, is separately positioned on two sides of epimere.
The electric hoist that the lifting board migration device of described top dock oil-well rig boring tower is mounted on the girder of overhead traveling crane maintenance rig and can vertically moves along girder.
The lifting board migration device of described top dock oil-well rig boring tower comprises that level is installed in double acting hydraulic cylinder, fixed pulley, the mobile pulley of the girder bottom of overhead traveling crane maintenance rig, fixed pulley is installed in girder one end, mobile pulley is installed on the pulley yoke that can vertically move along girder, and the double acting hydraulic cylinder two ends are hinged on respectively on girder and the pulley yoke.
Two layers of workbench of described top dock oil-well rig boring tower are installed on a certain stage casing according to the height needs, and this stage casing is provided with the operating desk that is used to install two layers of workbench.
Described top dock oil-well rig boring tower also comprises quadruple board platform guiding and detent mechanism, quadruple board platform guiding and detent mechanism are by quadruple board platform doubly-linked fishplate bar, the derrick junction plate, roller, guide rail, hydraulic cylinder, connecting lever, bearing pin is formed, two derrick junction plates about level is connected with respectively on two columns of some stage casing open front sides and two columns of hypomere open front side, guide rail is vertical with two derrick junction plates up and down and be connected, the derrick junction plate has two-sided roller groove, be equipped with on the quadruple board platform doubly-linked fishplate bar and the corresponding roller of the two-sided roller groove of derrick junction plate, during two layers of workbench vertical lift, roller slides along guide rail, quadruple board platform doubly-linked fishplate bar, the position correspondence is provided with pin-and-hole on the derrick junction plate, the hydraulic cylinder two ends respectively with two layers of workbench, connecting lever one end is hinged, the connecting lever middle part is hinged on two layers of workbench, the connecting lever other end and bearing pin afterbody are hinged, and the bearing pin head is positioned at the pin-and-hole of the outer side connecting plate of quadruple board platform doubly-linked fishplate bar.
Derrick is achieved in that in well site installation, highly adjusting, dismounting
By direct lifting mode, earlier the hypomere of derrick and rig floor or rig floor basis are coupled together, and then, epimere and hypomere suit are linked together by direct lifting mode.Utilize the epimere telescoping mechanism then, epimere is stretched out a distance that slightly exceeds miding level height.Utilize lifting board migration device such as the electric hoist that is installed on the overhead traveling crane maintenance rig then, first stage casing of needs butt joint is sling, be put into that the stage casing is moved and stopping means on, utilization is moved and stopping means, and the stage casing is pushed the inner neutral gear of derrick, and elder generation and hypomere top are to the connecting bolt downlink connection, dismantle hanger, by the epimere telescoping mechanism, epimere is fallen fully then, connecting bolt is connected with first top, stage casing.
When needing second stage casing of butt joint, utilize the epimere telescoping mechanism, epimere is stretched out a distance that slightly exceeds miding level height.Utilize the lifting board migration device that second stage casing of needs butt joint sling then, be put into that the stage casing is moved and stopping means on, utilize and move and stopping means, the stage casing is pushed the inner neutral gear of derrick, with first top, stage casing that has connected connecting bolt is connected earlier, dismantles hanger, then by the epimere telescoping mechanism, epimere is fallen fully, connecting bolt is connected with top, second stage casing.
By same quadrat method, continue the next stage casing of butt joint.After all the stage casing butt joint is finished, utilize the lifting board migration device, utilize the quadruple board platform guiding to move and detent mechanism, two layers of workbench installation in position.Utilize rig to carry hydraulic pressure at last or compressed air hoist is installed other derrick annex such as working stand, standpipes etc., working stand, standpipe etc. adopt the known technology installation in position.
In the time of need turning down derrick height, dismantle being connected between first stage casing, derrick top and epimere and the next stage casing thereof earlier, utilize the epimere telescoping mechanism then, epimere is stretched out a distance that slightly exceeds miding level height.Utilize the stage casing to move and stopping means then, the inner neutral gear of derrick is pulled out in first stage casing, utilize the lifting board migration device that is installed on the overhead traveling crane maintenance rig then, first stage casing of needs dismounting is sling, be put into the well site assigned address, by the epimere telescoping mechanism, epimere is fallen fully then, connecting bolt is connected with the top, stage casing that does not have dismounting.Perhaps not exclusively fall, and reserve appropriate gap between the next stage casing, continue the next stage casing of dismounting, for this reason suitable up to derrick height, epimere is fallen fully, with the top, stage casing that does not have dismounting connecting bolt is connected.
In the time of need carrying out the derrick dismounting, utilize the lifting board migration device, utilize the quadruple board platform guiding to move and detent mechanism, be folded down two layers of workbench earlier, and dismantle other derrick annex.Being connected between first stage casing of dismantling derrick top then and epimere and the next stage casing thereof, utilize the epimere telescoping mechanism then, epimere is stretched out a distance that slightly exceeds miding level height.Utilize the stage casing to move and stopping means, the inner neutral gear of derrick is pulled out in first stage casing, utilize the lifting board migration device then, first stage casing of needs dismounting is sling, be put into the well site assigned address, by the epimere telescoping mechanism, epimere not exclusively fallen then, and reserve appropriate gap between the next stage casing, continue the next stage casing 3 of dismounting.Press same quadrat method, after all stage casings dismountings are finished, epimere is hung out from hypomere, dismantle hypomere at last, finish whole derrick dismounting with crane.
The utility model adopts and directly docks syndeton by the epimere of upright trussed construction, some stage casings, hypomere top of space, because each section derrick can be made very gently, generally can be less than 3 tons, when transporting in the well site, be fit to various haulage vehicles, also be fit to the helicopter lifting.Because the direct docking mode in space is adopted in each derrick stage casing, so there is not the required huge lift of integral lifting formula derrick, also adopt bottom butt joint, more piece suit telescope pole required huge lifting force when connecting the derrick section, also do not have the needed load carrier of sleeve type derrick.The derrick installation power of this structure is very little, reliability is high so adopt, and structure is flexible, be fit to different derrick heights, be fit to various environment, especially being fit to strictness of mounting plane space or module weight requires very little, or the well site of transhipment condition difference, as ocean platform, mountain area, swampy area etc.
Description of drawings
Fig. 1 is the utility model derrick overall structure schematic diagram.
Fig. 2 is an X partial enlarged drawing among Fig. 1.
Fig. 3 is a derrick epimere structural representation.
Fig. 4 is that A-A analyses and observe enlarged diagram among Fig. 3.
Fig. 5 is an epimere telescoping mechanism structural representation.
Fig. 6 is Fig. 5 lateral view, has omitted that overhead traveling crane, two operating desks, stage casings move and stopping means etc.
Fig. 7 is a Y partial enlarged drawing among Fig. 5.
Fig. 8 is a K partial enlarged drawing among Fig. 6.
Fig. 9 is that move and the stopping means structural representation in the stage casing.
Figure 10 be among Fig. 9 C to view.
Figure 11 is a M partial enlarged drawing among Fig. 9.
Figure 12 is a N partial enlarged drawing among Figure 10.
Figure 13 is a kind of form of structure schematic diagram of lifting board migration device.
Figure 14 is that the lifting board migration device is put into the stage casing that move in the stage casing and stopping means internal state figure.
Figure 15 is the another kind of form of structure schematic diagram of lifting board migration device.
Figure 16 is that the quadruple board platform guiding moves and the detent mechanism structural representation.
Figure 17 is a D-D cutaway view Amplified image among Figure 16.
Figure 18 is a P partial enlarged drawing among Figure 17.
Figure 19 is an E-E cutaway view Amplified image among Figure 18.
Figure 20 is that epimere and hypomere are at the suit and the schematic diagram that links together.
Figure 21 be first stage casing be placed on that the stage casing is moved and stopping means on do not dock with hypomere and epimere before schematic diagram.
Figure 22 is that first stage casing is connected back schematic diagram with the epimere top to connecting bolt with hypomere.
The specific embodiment
At first referring to Fig. 1, Fig. 2, the utility model derrick by overhead traveling crane 1, epimere 2, some stage casings 3, hypomere 4, epimere telescoping mechanism 5, move in the stage casing and stopping means 6, lifting board migration device, two layers of workbench 8, quadruple board platform guiding move and annex such as working stand, the standpipes etc. of detent mechanism 9, overhead traveling crane maintenance rig 10 and other derrick indispensability are formed.Epimere 2, some stage casings 3, hypomere 4 all for be welded into uprightly by four columns and diagonal brace, crossbeam, stull, the open front trussed construction, also can adopt two burst package assemblies that the side is connected with a back side monolithic welding back bolt or bearing pin in the known technology, with convenient transportation and lifting, but derrick hypomere also flexible design becomes top to be the structure of straight section bottom for oblique section, but straight section and oblique section separated into two parts connect by bolt.Overhead traveling crane 1 is welded on epimere 2 tops, also can be connected epimere 2 tops by bearing pin, bolt, and overhead traveling crane 1, overhead traveling crane maintenance rig 10 adopt the known technology structure.Epimere 2, some stage casings 3, hypomere 4 are done diagonal brace, crossbeam, stull etc. by rectangular steel pipe as four columns, angle steel and are welded.Hypomere 4, some stage casings 3, epimere 2 adopts column to align from beginning to end successively, directly contact and be welded to connect cover or connect seat board by the column side and connect of end face with bearing pin or bolt, as shown in Figure 2, be connected to example explanation top docking structure with bottom stage casing 3 with hypomere 4, hypomere 4 is positioned at column 31 end faces that four jiaos column 41 and stage casing 3 be positioned at four jiaos and aligns from beginning to end, directly contact through mach column end face, the column in stage casing 3 is welded with adapter sleeve 32 respectively on 31 two sides, the column of hypomere 4 is welded with adapter sleeve 42 respectively on 41 two sides, adapter sleeve 32 and adapter sleeve 42 align up and down, and bolt 11 is fastenedly connected adapter sleeve 32 and adapter sleeve 42.In each section of derrick top when butt joint,, contact area is not less than 75% between the column end face, and each section of derrick is welded to connect cover by the column side or connects seat board and can keep lateral stability with the connected mode of bearing pin or bolt.
Working stand and standpipe are contained in the derrick inboard, and working stand and each section derrick connect as one, and standpipe is installed by rig hydraulic wireline winch (or compressed air hoist) after the derrick butt joint is finished.Working stand and standpipe are all installed by known technology, therefore do not illustrate in the drawings.
As Fig. 3, shown in Figure 4, epimere 2 is by body 21, leading truck 22, two operating desks 23, two groups of directive wheels 24 constitute, every group of directive wheel has 4 directive wheels, body 21 is sleeved in the leading truck 22 and is positioned at leading truck 22 tops, body 21 and compound frame of leading truck 22 integrally welded formation with inside and outside double-layer structure, two operating desks 23 are connected on the leading truck 22 peripheral certain altitude positions one on the other, two groups of directive wheels 24 are installed four jiaos of leading truck 22 bottoms at interval with certain altitude, directive wheel 24 is installed on the axle 25 that is fixed between 3 two columns 31 in stage casing or 4 two columns 41 of hypomere, and the direction that makes directive wheel 24 is the outer incline of the column 41 of the outer incline of the wheel face column 31 that blocks stage casing 3 or hypomere 4.The effect of leading truck 22 and two groups of directive wheels 24 is keep epimere 2 telescopic process stable and flexible, play in the epimere telescopic process guide function to epimere, friction when roller reduces epimere 2 motion, and can enlarge the gap in leading truck 22 and stage casing 3, be beneficial to stage casing 3 and put into or take out.The also replaceable forming V-shape guide pad of roller, the relative slip of outer incline of the V-type face of V-arrangement guide pad and the outer incline of column 31 or column 41.Operating personnel's operation interval when two operating desks 23 provide stage casing 3 dismounting, top operating desk 23 are installed in the height and position of being convenient to stage casing 3 and epimere 2 docking operations, and following operating desk 23 is installed in the height and position of being convenient to docking operation between two stage casings.The body 21 of epimere 2 directly is connected with stage casing 3, transmits overhead traveling crane and traveling system load during drilling well, and the leading truck 22 of epimere 2 does not directly bear the drilling well load.
As Fig. 5, Fig. 6, Fig. 7, shown in Figure 8, epimere telescoping mechanism 5 is by upright telescopic hydraulic cylinder 51, horizontal tie-beam 54, and be welded in supporting hook 55 on each stage casing and the hypomere crossbeam, swing arm hydraulic cylinder 56 compositions such as grade, telescopic hydraulic cylinder 51 upper ends are fixing by hinging supporting shaft and epimere 2 upper fixed seats 57, fixedly connected with tie-beam 54 in telescopic hydraulic cylinder 51 lower ends, the position of tie-beam 54 is corresponding with supporting hook 55, tie-beam 54 is snapped in the supporting hook 55, swing arm hydraulic cylinder 56 1 ends are hinged on the epimere 2, and the other end is hinged on telescopic hydraulic cylinder 51 cylinder barrels.In this example, derrick only at derrick epimere 2 back sides configuration one cover epimere telescoping mechanism 5, if derrick is bigger, can respectively disposes one in two sides of derrick epimere 2 and overlap epimere telescoping mechanism 5 owing to less.Hydraulic control valve 52, small-sized electric Hydraulic Station 53 are placed on the following operating desk 23, and Hydraulic Station adopts known technology, also can adopt the rig hydraulic power source.Epimere telescoping mechanism 5 operating principles are as follows: in the time of need stretching out epimere 2, take the connecting bolt or the bearing pin of epimere 2 and stage casing 3 or hypomere 4 earlier apart, stretch out earlier hydraulic cylinder 51 in right amount, tie-beam 54 is snapped in the supporting hook 55, continue to stretch out hydraulic cylinder 51 then, because telescopic hydraulic cylinder 51 tops and epimere 2 are fixed together, it is spacing that telescopic hydraulic cylinder 51 bottoms are supported hook 55, stretching out then along with piston rod, epimere 2 and telescopic hydraulic cylinder 51 cylinder barrels rise together, abdicate space, a stage casing, insert a stage casing 3 as stated above.Continue to insert next stage casing 3 if desired, regain piston rod earlier, and in the supporting hook 55 that tie-beam 54 is snapped in rigidly connect the stage casing, stretch out piston rod then as stated above, make epimere 2 continue to rise, abdicate next stage casing and insert requisite space.When needs dismounting stage casing 3, opposite with above-mentioned process, promptly stretch out piston rod earlier, make epimere 2 leave required dismounting stage casing 3, after the stage casing dismounting is finished, the hydraulic cylinder release, the withdrawal cylinder barrel is promptly regained epimere 2, docks with the stage casing of not dismounting.When need continuing the next stage casing of dismounting, continue to stretch out piston rod, tie-beam 54 snaps in the supporting hook 55 in next stage casing again, stretch out piston rod in right amount, abdicate the stage casing and take out the space, after take out in this stage casing, regain cylinder barrel, promptly withdraw epimere 2 with do not dismantle stage casing 3 and dock.By same quadrat method, up to taking out all stage casings that need take out 3.When piston rod stretching out or the withdrawal process in, tie-beam 54 uses swing arm hydraulic cylinder 56 before bumping extension with supporting hook 55, and telescopic hydraulic cylinder 51 and tie-beam 54 are pushed open, gets out of the way supporting hook 55 and avoids bumping extension.After getting out of the way supporting hook 55, use swing arm hydraulic cylinder 56, telescopic hydraulic cylinder 51 and tie-beam 54 returns.
As Fig. 9, Figure 10, Figure 11, shown in Figure 12, move in the stage casing and stopping means 6 comprises the four rolling frame, by two side rails 61, guide rail afterbody baffle plate 62, some diagonal braces, the guide rail bracket that stull connects and composes, the guide rail bracket level is connected on the leading truck 22 of epimere 2 with bolt, height and position operating desk 23 places below, the guide rail bracket rear end is protruding, turning rolls has support body 63, roller 64, roller 64 is installed on the support body 63 by rotating shaft, has hook 63a on the support body 63, also has a yoke 63b on the support body 63, has pin-and-hole on the jaw of yoke 63b, in the adapter sleeve 32 of column 31 bottom sides in hook 63a insertion stage casing 3, change then in 90 ° of crossbeams 33 that yoke 63b are pressed into stage casing 3, safety pin 65 inserts in the pin-and-hole of yoke 63b jaws, turning rolls firmly is installed in four column 31 bottoms in stage casing 3.The stage casing 3 of docking is loaded onto turning rolls earlier before hanging in and advance the inner neutral gear of derrick, then stage casing 3 is placed on two side rails 61, and roller 64 is contacted with guide rail 61.Guide rail 61 end baffle 62 are used for limiting the displacement of stage casing on guide rail 61, and turning rolls has reduced the friction of the 3 pairs of guide rails 61 in stage casing, make stage casing 3 draw in or release derrick inside steadily, flexibly.When connect stage casing 3 in place after, take off turning rolls, carry out this stage casing 3 and apply mechanically bolt and be connected with being welded to connect by the column side with the derrick segmentation of its butt joint.
As Figure 13, shown in Figure 14, the electric hoist 71 that is installed on the girder 101 that lifting board migration device on the overhead traveling crane maintenance rig 10 is mounted in overhead traveling crane maintenance rig 10 and can vertically moves along girder 101.Electric hoist 71 both can be on girder 101 vertically moves, and can realize elevator again, had guaranteed slinging, put down and translation of stage casing 3.Electric hoist 71 is a known technology, adopts outsourcing piece.
As shown in figure 15, the lifting board migration device also can be to adopt another kind of form of structure, comprise that level is installed in the double acting hydraulic cylinder 72 of girder 101 bottoms of overhead traveling crane maintenance rig 10, fixed pulley 73, mobile pulley 74, fixed pulley 73 is fixedly mounted on girder 101 1 ends by pulley yoke 76, mobile pulley 74 is installed on the pulley yoke 75 that can vertically move along girder 101, double acting hydraulic cylinder 72 two ends are hinged on respectively on girder 101 and the pulley yoke 75, wire rope 77 1 ends carry the hydrodynamic pressure winch with rig and are connected, and the other end is walked around fixed pulley 73, promote or transfer stage casing 3 behind the mobile pulley 74.Double acting cylinder pressure 72 realizes being raised or transferring the translation in stage casing 3, and double acting hydraulic cylinder 72 adopts the hydraulic power source identical with the epimere telescoping mechanism.
As Figure 16, Figure 17, Figure 18, shown in Figure 19, the utility model also comprises quadruple board platform guiding and detent mechanism 9, by quadruple board platform doubly-linked fishplate bar 91, derrick junction plate 92, roller 93, guide rail 94, hydraulic cylinder 95, connecting lever 96, bearing pin 97 is formed, two derrick junction plates 92 about level is connected with respectively on some two columns 31 of stage casing 3 open front sides and two columns 41 of hypomere 4 open front sides, guide rail 94 and two derrick junction plates up and down 92 are vertical and be connected, derrick junction plate 92 has two-sided roller groove, be equipped with on the quadruple board platform doubly-linked fishplate bar 91 and the corresponding four rolling 93 of derrick junction plate 92 two-sided roller grooves, during two layers of workbench 8 vertical lift, four rolling 93 slides along guide rail 94, quadruple board platform doubly-linked fishplate bar 91, the position correspondence is provided with pin-and-hole on the derrick junction plate 92, hydraulic cylinder 95 two ends respectively with two layers of workbench 8, connecting lever 96 1 ends are hinged, connecting lever 96 middle parts are hinged on two layers of workbench 8, connecting lever 96 other ends and bearing pin 97 afterbodys are hinged, and bearing pin 97 heads are positioned at the pin-and-hole of the outer side connecting plate of quadruple board platform doubly-linked fishplate bar 91.Be positioned on several stage casings 3 at derrick middle part and all be connected with guide rail 94 and derrick junction plate 92, purpose is that two layers of workbench 8 setting height(from bottom) can be regulated.Two layers of workbench 8 are installed and are achieved in that two layers of workbench 8 are after the ground assembling is finished, with the well site loop wheel machine two layers of workbench 8 are hung near the derrick, utilize the above-described lifting board migration device two layers of workbench of slinging then, send into guide rail from bottom guide rail bottom, low level shown in the double dot dash line among the figure, two layers of workbench 8 rise along guide rail 94, promptly high-order shown in the solid line among the figure after putting in place, promote the piston rod of hydraulic cylinder 95, by connecting lever 96, in the pin-and-hole of the interior side connecting plate of two layers of workbench connection bearing pins 97 insertion junction plate 92 pin-and-hole and doubly-linked fishplate bar 91, finish two layers of workbench 8 and install.Be a long slot bore with the hinged hole of bearing pin 97 afterbodys on the connecting lever 96, when connecting lever 96 pushes inward bearing pin 97 or be pulled outwardly, also can slide, can guarantee when bearing pin 97 inserts or takes out not interrupted along long slot bore.Because two-sided roller 93 is installed on the quadruple board platform doubly-linked fishplate bar 91, derrick junction plate 92 has two-sided roller groove, make two layers of workbench when guide rail 94 moves, guarantee that quadruple board platform doubly-linked fishplate bar 91 can pass through derrick junction plate 92, steady flexible.Before tearing derrick open,, spur the piston rod of hydraulic cylinder 95 then,, quadruple board platform is connected bearing pin 97 pull out junction plate, put down two layers of workbench 8 along guide rail 94 then by connecting lever 96 with the lifting board migration device quadruple board platform 8 of slinging.
Certainly, the utility model also can not be provided with quadruple board platform guiding and detent mechanism, directly two layers of workbench 8 are lifted a high position by the lifting board migration device, manually be connected with derrick junction plate 92 or dismantle, adopt this structure need be at bearing pin installation site fitting operation platform, known technology is all adopted in the structure of fitting operation platform and installation, here no longer illustrates.
As shown in figure 20, epimere 2 is connected with hypomere 4 and is achieved in that earlier hypomere 4 by the well site loop wheel machine, and vertical lifting is directly in place, promptly hypomere 4 and rig rig floor or basic directly is connected and fixes.Then epimere 2 is vertically hung in hypomere 4, with hypomere 4 suits, dock.When the loop wheel machine ability is enough, after also can installing epimere 2 and hypomere 4 covers, be connected with rig floor or basis seat again.
As Figure 21, shown in Figure 22, be respectively first stage casing 3 and dock the front and back schematic diagram with hypomere 4, epimere 2, utilize epimere telescoping mechanism 5, epimere 2 is stretched out a distance that slightly exceeds stage casing 3 height.Utilize the electric hoist 71 of lifting board migration device then, first stage casing 3 of needs butt joint is sling, be put into that the stage casing is moved and stopping means on, utilize the stage casing to move and stopping means, stage casing 3 is pushed the inner neutral gear of derrick, carry out the top with hypomere 4 connecting bolt is connected, dismantle hanger then, by epimere telescoping mechanism 5, epimere 2 is fallen fully then, carry out the top with stage casing 3 connecting bolt is connected.It is the same to be connected and fixed method, i.e. the steady even contact of each section column contact surface, and connect by bolt and to keep lateral stability.When needing stage casing, dismounting bottom, dismantle the connecting bolt between stage casing 3, the top and epimere 2 and the hypomere 4 earlier, utilize epimere telescoping mechanism 5 then, epimere is stretched out a distance that slightly exceeds miding level height.Utilize the stage casing to move and stopping means then, the inner neutral gear of derrick is pulled out in a bottom stage casing 3, utilize electric hoist 71 then, the stage casing 3 of needs dismounting is sling, be put into the well site assigned address, by epimere telescoping mechanism 5, epimere 2 is fallen fully then, is connected with hypomere 4 and fixes.The butt joint in other stage casing 3 or method for dismounting are identical with said method.

Claims (7)

1, a kind of top dock oil-well rig boring tower, comprise overhead traveling crane (1), epimere (2), some stage casings (3), hypomere (4), two layers of workbench (8), working stand, standpipe, epimere (2), some stage casings (3), hypomere (4) all adopt upright, the open front trussed construction that is welded into by four columns and some diagonal braces, crossbeam, stull, overhead traveling crane (1) is fixedly connected on epimere (2) top, have overhead traveling crane maintenance rig (10) on the overhead traveling crane (1), it is characterized in that:
Described hypomere (4), some stage casings (3), epimere (2) adopt column to align from beginning to end successively, and the column end face directly contacts and passes through the adapter sleeve of column side or connect seat board and connects with bearing pin or bolt;
Described epimere (2) is by body (21), leading truck (22), two operating desks (23), every group 4 some groups of directive wheels (24) constitute, body (21) is sleeved in the leading truck (22) and is positioned at leading truck (22) top, body (21) links into an integrated entity with leading truck (22), form a compound frame with inside and outside double-layer structure, two operating desks (23) are connected on the peripheral certain altitude of leading truck (22) position one on the other, some groups of directive wheels (24) are installed in four jiaos of leading truck (22) bottoms at interval with certain altitude, and the direction of directive wheel (24) is that wheel face blocks stage casing (3) or the outer incline of hypomere (4) column;
Also comprise some cover epimere telescoping mechanisms (5), epimere telescoping mechanism (5) is by a upright telescopic hydraulic cylinder (51), horizontal tie-beam (54), be welded on the supporting hook (55) on each stage casing (3) and the hypomere (4), swing arm hydraulic cylinder (56) is formed, telescopic hydraulic cylinder (51) upper end is hinged with epimere (2), fixedly connected with tie-beam (54) in telescopic hydraulic cylinder (51) lower end, the position of tie-beam (54) is corresponding with supporting hook (55), when making tie-beam (54) downwards when stretching out, telescopic hydraulic cylinder (51) snaps in the supporting hook (55), swing arm hydraulic cylinder (56) one ends are hinged on the epimere (2), and the other end is hinged on telescopic hydraulic cylinder (51) cylinder barrel;
Comprise that also move in the stage casing and stopping means (6), the stage casing is moved and stopping means (6) comprises the four rolling frame, by two side rails (61), guide rail afterbody baffle plate (62), some diagonal braces, the guide rail bracket that stull connects and composes, described guide rail bracket level is connected on the suitable height and position of leading truck (22) of epimere (2), the guide rail bracket rear end is protruding, described turning rolls has support body (63), roller (64), roller (64) is installed on the support body (63) by rotating shaft, has hook (63a) on the support body (63), also has a yoke (63b) on the support body (63), has pin-and-hole on the jaw of yoke (63b), in the adapter sleeve (32) of column (31) bottom sides in hook (63a) insertion stage casing (3), change then in 90 ° of crossbeams (33) that yoke (63b) are pressed into stage casing (3), safety pin (65) inserts and is connected bottom the column (31) of realizing turning rolls and stage casing (3) in the pin-and-hole of yoke (63b) jaw;
Also comprise the lifting board migration device that is installed on the overhead traveling crane maintenance rig (10).
2, top dock oil-well rig boring tower according to claim 1, it is characterized in that: described epimere telescoping mechanism (5) is a cover, is arranged on the back side of epimere (2).
3, top dock oil-well rig boring tower according to claim 1, it is characterized in that: described epimere telescoping mechanism (5) is two covers, is separately positioned on two sides of epimere (2).
4, top dock oil-well rig boring tower according to claim 1 is characterized in that: the electric hoist (71) that the girder (101) that described lifting board migration device is mounted in overhead traveling crane maintenance rig (10) is gone up and can be vertically moved along girder (101).
5, top dock oil-well rig boring tower according to claim 1, it is characterized in that: described lifting board migration device comprises that level is installed in double acting hydraulic cylinder (72), fixed pulley (73), the mobile pulley (74) of the girder of overhead traveling crane maintenance rig (10) (101) bottom, fixed pulley (73) is installed in girder (101) one ends, mobile pulley (74) is installed on the pulley yoke (75) that can vertically move along girder (101), and double acting hydraulic cylinder (72) two ends are hinged on respectively on girder (101) and the pulley yoke (75).
6, top dock oil-well rig boring tower according to claim 1, it is characterized in that: described two layers of workbench (8) are installed on a certain stage casing (3) according to the height needs, and this stage casing (3) are provided with the operating desk that is used to install two layers of workbench (8).
7, top dock oil-well rig boring tower according to claim 1, it is characterized in that: also comprise quadruple board platform guiding and detent mechanism (9), quadruple board platform guiding and detent mechanism (9) are by quadruple board platform doubly-linked fishplate bar (91), derrick junction plate (92), roller (93), guide rail (94), hydraulic cylinder (95), connecting lever (96), bearing pin (97) is formed, two derrick junction plates (92) about level is connected with respectively on some stage casings (3) two columns of open front side (31) and hypomere (4) two columns of open front side (41), guide rail (94) also is connected with two derrick junction plates (92) are vertical up and down, derrick junction plate (92) has two-sided roller groove, the roller (93) corresponding with the two-sided roller groove of derrick junction plate (92) is installed on the quadruple board platform doubly-linked fishplate bar (91), during two layers of workbench (8) vertical lift, roller (93) slides along guide rail (94), quadruple board platform doubly-linked fishplate bar (91), derrick junction plate (92) is gone up the position correspondence and is provided with pin-and-hole, hydraulic cylinder (95) two ends respectively with two layers of workbench (8), connecting lever (96) one ends are hinged, connecting lever (96) middle part is hinged on two layers of workbench (8), connecting lever (96) other end and bearing pin (97) afterbody are hinged, and bearing pin (97) head is positioned at the pin-and-hole of the outer side connecting plate of quadruple board platform doubly-linked fishplate bar (91).
CNU2008202388149U 2008-12-16 2008-12-16 Top docking type oil rig derrick Expired - Fee Related CN201326381Y (en)

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Application Number Priority Date Filing Date Title
CNU2008202388149U CN201326381Y (en) 2008-12-16 2008-12-16 Top docking type oil rig derrick

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Application Number Priority Date Filing Date Title
CNU2008202388149U CN201326381Y (en) 2008-12-16 2008-12-16 Top docking type oil rig derrick

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CN201326381Y true CN201326381Y (en) 2009-10-14

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101967957A (en) * 2010-09-11 2011-02-09 张宝有 Top drive guide rail plate butting device
CN110000512A (en) * 2018-01-04 2019-07-12 烟台中集来福士海洋工程有限公司 The restorative procedure of drilling platforms sliding rail

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101967957A (en) * 2010-09-11 2011-02-09 张宝有 Top drive guide rail plate butting device
CN101967957B (en) * 2010-09-11 2013-03-06 张宝有 Top drive guide rail plate butting device
CN110000512A (en) * 2018-01-04 2019-07-12 烟台中集来福士海洋工程有限公司 The restorative procedure of drilling platforms sliding rail

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